Top answers

Using the data in Extract A, calculate, to one decimal place, the percentage change in the total net trade balance in goods with the UK’s top five trade partners from February - April 2012 to February–April 2013.

The net trade balance in goods for February–April 2012 is –£9.2bn and for February–April 2013 is –£10.5bn therefore the percentage change is 14.1%.
TH
Answered by Thomas H. • Economics tutor
3118 Views

Integral of (cos(x))^2 or (sin(x))^2

When we try to integrate a function of x, we often use reverse chain rule looking for the derivative of our functions with the power on the side of our integral. However, with these two we do not have an ext...
AU
Answered by Arif U. • Maths tutor
3990 Views

Integrating (e^x)sin(x)

First and foremost, this is an integration of two functions multiplied together and so the first thing that should come to your head is integration by parts from C4. However, when we usually do integration b...
AU
Answered by Arif U. • Maths tutor
3479 Views

Trigonometry: Find the length of side x on the right-angled triangle.

To answer this question it is best to remember SOH CAH TOA.SOH: sin(angle)=opposite (length of side opposite the angle)/hypotenuse (length).CAH: cos(angle)=adjacent (length of side next to the angle)/hypoten...
MK
Answered by Molly K. • Maths tutor
6078 Views

What can you see in the photo? What themes are covered?

Example photo: smokingIci, on voit quelqu'un qui fume une cigarette et boit un cafe. Il y a une serveuse qui apporte des boissons sur un plateau. Je pense que le bar est dehors et c'est la nuit. La personne ...
EC
Answered by Eve C. • French tutor
2389 Views